| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is easy [to-vb] [det] [noun] | 15 |
|
| 2 | is easy [verb] [det] [noun sg] | 9 |
|
| 3 | is easy [verb] this [noun] | 6 |
|
| 4 | is easy [verb] [det] [noun pl] | 6 |
|
